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Princess|Natural|GIA

1.31ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 2235886519

Certificate GIA 2235886519

Diamond specifications and retailer prices

From $2,137 USD
As of November 6, 2026
Save $2,784 USD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,921 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.31ct natural princess diamond

This 1.31ct natural princess sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235886519. Listed at 19 retailers as of November 4, 2026, with prices from $2,137 to $4,921, a $2,784 spread on the same certified stone. MOH London lists it at $4,921. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.31
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2235886519
Dimensions6.20 × 6.05 × 4.26 mm
L/W Ratio1.02
Girdle conditionPolished
Culet sizeNone
Key to symbols
Knot
Top View
6.20 mm6.05 mm1.31 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2235886519
Side View
Table 74.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 70.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,921 USD|Low: $2,073 USD|High: $4,934 USD|Avg: $2,867 USD|+0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 14$2,137 USD
Retailer 10$2,225 USD
Retailer 3$2,235 USD
Retailer 5$2,294 USD
Retailer 17$2,318 USD
Retailer 6$2,334 USD
Retailer 18$2,516 USD
Retailer 16$2,552 USD
Retailer 7$2,773 USD
Retailer 15$2,789 USD
Retailer 8$2,920 USD
Retailer 19$2,920 USD
Retailer 12$2,981 USD
Retailer 4$3,020 USD
Retailer 11$3,084 USD
Retailer 2$3,286 USD
Retailer 13$3,437 USD
Retailer 9$4,057 USD
MOH London$4,921 USD

35 data points across 19 retailers

19 retailers$2,137 USD to $4,921 USD

A
Cheapest Retailer
-
$2,137 USD
A
Retailer 2
-
$2,225 USD
View
A
Retailer 3
-
$2,235 USD
View
A
Retailer 4
-
$2,294 USD
View
A
Retailer 5
-
$2,318 USD
View
A
Retailer 6
-
$2,334 USD
View
Final sale: no returns
A
Retailer 7
-
$2,516 USD
View
Retailer 8
-
$2,552 USD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$2,773 USD
View
A
Retailer 10
-
$2,789 USD
View
B+
Retailer 11
-
$2,920 USD
View
B+
Retailer 12
-
$2,920 USD
View
B+
Retailer 13
-
$2,981 USD
View
B+
Retailer 14
-
$3,020 USD
View
Retailer 15
-
$3,084 USD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$3,286 USD
View
B+
Retailer 17
-
$3,437 USD
View
B
Retailer 18
-
$4,057 USD
View
Most Expensive
B
MOH London
A26C2F7C9 · Nov 4
$4,921 USD
£3,875 GBP
View
18 more retailers have this diamond
Prices start from $2,137 USDSave up to $2,784 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.31ct Princess
$2,137 USD